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Astronomy
Constellations - Cassiopeia - 39chi Cas

 
Identification Data
Common Name
ConstellationCassiopeia
Star Name39chi Cas
Skymap Number1330158
Henry Draper (HD) Number9408
Harvard Revised (HR) Number442
SAO Number22397
Durchmusterung (DM) NumberBD+58 260
Washington Double Stars (WDS) Number

Positional Data
Position and Proper Motion (PPM) Number26471
Right Ascension (RA) J20001h 33m 55.876s
Declination (Dec) J2000+59° 13' 55.345"
Position Uncertainty0.0076s
Proper Motion in RA (J2000)/cos(Dec)-0.00561
Proper Motion in Dec (J2000)-0.023266
Radial Velocity+006.4km s-1
Trigonometric Parallax+0.01596s
Trigonometric Parallax Uncertainty0.00068s
GCI Unit Vector in X (J2000)0.469195
GCI Unit Vector in Y (J2000)0.203844
GCI Unit Vector in Z (J2000)0.859246
Galactic Longitude128.36°
Galactic Latitude
-3.19°
Observational Data
Observed Visual Magnitude (V)4.69
Derived Visual Magnitude
Derived Visual Magnitude or Observed Visual Magnitude Uncertainty0.002
Observed B Magnitude5.68
Observed B-V Colour+0.993
Observed B Magnitude or (B-V) Magnitude Uncertainty0.003
Observed U Magnitude
Observed U-B Colour
Observed U Magnitude or (U-B) Magnitude Uncertainty
Observed Photovisual Magnitude4.9
Observed Photographic Magnitude5.9
Morgan Keenan (MK) Spectral TypeG9IIIb
One-Dimensional Spectral ClassK0
Position Angle
Year of Observation AD

Data Source
SKY2000 - Master Star Catalog - Star Catalog Database, Version 2
    Sande C.B., Warren Jr. W.H., Tracewell D.A., Home A.T., Miller A.C.
    (Goddard Space Flight Center, Flight Dynamics Division (1998))

 
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Page compiled: Sun Sep 02 13:15:36 GMT+01:00 2001
 
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